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Plugs Caps & Locknuts St/Steel Range

These grades of austenitic stainless steels are similar to 304 and 304L, but with the addition of molybdenum. The addition of molybdenum improves the alloys corrosion resistance, particularly with higher resistance to pitting and crevice corrosion in chloride environments.

Though the stainless steel 304 alloy has a higher melting point, grade 316 has a better resistance to chemicals and chlorides (like salt) than grade 304 stainless steel. When it comes to applications with chlorinated solutions or exposure to salt, grade 316 stainless steel is considered superior.

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  • Stainless Steel Equal Union Coned | 1/8" BSPP Female | SSFEU02 - FluidAirFittings
    Original price £8.82 - Original price £8.82
    Original price
    £8.82
    £8.82 - £8.82
    Current price £8.82

    Haitima 1/8" BSPP Female Hexagon 2 Piece Union HU-18

    1/8" BSP Parallel Female, (2 Piece), Hexagon, Union, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £8.82 - Original price £8.82
    Original price
    £8.82
    £8.82 - £8.82
    Current price £8.82
  • Stainless Steel Allen Key Plug | 3/4" NPT Male | SSAKN12 - FluidAirFittings
    Original price £37.85 - Original price £37.85
    Original price
    £37.85
    £37.85 - £37.85
    Current price £37.85

    3/4" NPT Male Allen Key Plug SS SSAKN12

    3/4" NPT Male, Equal Allen Key Plug, Stainless Steel

    Original price £37.85 - Original price £37.85
    Original price
    £37.85
    £37.85 - £37.85
    Current price £37.85
  • Stainless Steel Allen Key Plug | 1/4" NPT Male | SSAKN04 - FluidAirFittings
    Original price £20.90 - Original price £20.90
    Original price
    £20.90
    £20.90 - £20.90
    Current price £20.90

    1/4" NPT Male Allen Key Plug SS SSAKN04

    1/4" NPT Male, Equal Allen Key Plug, Stainless Steel

    Original price £20.90 - Original price £20.90
    Original price
    £20.90
    £20.90 - £20.90
    Current price £20.90
  • Stainless Steel Allen Key Plug | 1/8" NPT Male | SSAKN02 - FluidAirFittings
    Original price £18.61 - Original price £18.61
    Original price
    £18.61
    £18.61 - £18.61
    Current price £18.61

    1/8" NPT Male Allen Key Plug SS SSAKN02

    1/8" NPT Male, Equal Allen Key Plug, Stainless Steel

    Original price £18.61 - Original price £18.61
    Original price
    £18.61
    £18.61 - £18.61
    Current price £18.61
  • Stainless Steel Square Headed Plug | 1.1/2" BSPT Male | SSQPBT24 - FluidAirFittings
    Original price £12.41 - Original price £12.41
    Original price
    £12.41
    £12.41 - £12.41
    Current price £12.41

    Haitima 1.1/2" BSPT Male Square Head Plug 316 SP-112

    1.1/2" BSP Tapered Male, Square Head, Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £12.41 - Original price £12.41
    Original price
    £12.41
    £12.41 - £12.41
    Current price £12.41
  • Stainless Steel Square Headed Plug | 1" BSPT Male | SSQPBT16 - FluidAirFittings
    Original price £7.32 - Original price £7.32
    Original price
    £7.32
    £7.32 - £7.32
    Current price £7.32

    Haitima 1" BSPT Male Square Head Plug 316 SP-1

    1" BSP Tapered Male, Square Head, Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £7.32 - Original price £7.32
    Original price
    £7.32
    £7.32 - £7.32
    Current price £7.32
  • Stainless Steel Square Headed Plug | 3/4" BSPT Male | SSQPBT12 - FluidAirFittings
    Original price £4.42 - Original price £4.42
    Original price
    £4.42
    £4.42 - £4.42
    Current price £4.42

    Haitima 3/4" BSPT Male Square Head Plug 316 SP-34

    3/4" BSP Tapered Male, Square Head, Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £4.42 - Original price £4.42
    Original price
    £4.42
    £4.42 - £4.42
    Current price £4.42
  • Stainless Steel Reducer | 1/4" BSPP Female 1 | 1/8" BSPP Female 2 | SSFFR04/02 - FluidAirFittings
    Original price £2.23 - Original price £2.23
    Original price
    £2.23
    £2.23 - £2.23
    Current price £2.23

    Haitima 1/4" X 1/8" BSPP Female Reducing Socket FRS-14-18

    1/4" BSP Parallel Female x 1/8" BSP Parallel Female, Reducing, Socket, 150lb Tube & Pipe Fitting 316 Stainless Steel, Maximum Working Pressure ...

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    Original price £2.23 - Original price £2.23
    Original price
    £2.23
    £2.23 - £2.23
    Current price £2.23
  • Stainless Steel Hexagon Plug | 1.1/2" BSPT Male | SSPBT24 - FluidAirFittings
    Original price £14.06 - Original price £14.06
    Original price
    £14.06
    £14.06 - £14.06
    Current price £14.06

    Haitima 1.1/2" BSPT Hex Blank Plug SS 316 HP-112

    1.1/2" BSP Tapered Male, Hexagon, Blanking Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £14.06 - Original price £14.06
    Original price
    £14.06
    £14.06 - £14.06
    Current price £14.06
  • Stainless Steel Hexagon Plug | 3/4" BSPT Male | SSPBT12 - FluidAirFittings
    Original price £4.92 - Original price £4.92
    Original price
    £4.92
    £4.92 - £4.92
    Current price £4.92

    Haitima 3/4" BSPT Hex Blank Plug SS 316 HP-34

    3/4" BSP Tapered Male, Hexagon, Blanking Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £4.92 - Original price £4.92
    Original price
    £4.92
    £4.92 - £4.92
    Current price £4.92
  • Stainless Steel Hexagon Plug | 1/2" BSPT Male | SSPBT08 - FluidAirFittings
    Original price £3.64 - Original price £3.64
    Original price
    £3.64
    £3.64 - £3.64
    Current price £3.64

    Haitima 1/2" BSPT Hex Blank Plug SS 316 HP-12

    1/2" BSP Tapered Male, Hexagon, Blanking Plug, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £3.64 - Original price £3.64
    Original price
    £3.64
    £3.64 - £3.64
    Current price £3.64
  • Stainless Steel Lock Nut | 3" BSPP Female | SSLN48 - FluidAirFittings
    Original price £29.70 - Original price £29.70
    Original price
    £29.70
    £29.70 - £29.70
    Current price £29.70

    Haitima 3" BSPP Female Hexagonal Lock Nut LN-3

    3" BSP Parallel Female, Hexagon, Lock Nut, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £29.70 - Original price £29.70
    Original price
    £29.70
    £29.70 - £29.70
    Current price £29.70
  • Stainless Steel Lock Nut | 1/4" BSPP Female | SSLN04 - FluidAirFittings
    Original price £0.97 - Original price £0.97
    Original price
    £0.97
    £0.97 - £0.97
    Current price £0.97

    Haitima 1/4" BSPP Female Hexagonal Lock Nut LN-14

    1/4" BSP Parallel Female, Hexagon, Lock Nut, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £0.97 - Original price £0.97
    Original price
    £0.97
    £0.97 - £0.97
    Current price £0.97
  • Stainless Steel Blanking Plug | 1/4" BSPP Male | SSAKC04 - FluidAirFittings
    Original price £26.80 - Original price £26.80
    Original price
    £26.80
    £26.80 - £26.80
    Current price £26.80

    Aignep 1/4" BSPP Male Blanking Plug 62315-1/4

    1/4" BSP Parallel Male, Stainless Steel Adaptor, Blanking Plug, Working Temperature -20°C to +225°C, Maximum Working Pressure 140 bar, Aignep Threa...

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    Original price £26.80 - Original price £26.80
    Original price
    £26.80
    £26.80 - £26.80
    Current price £26.80
  • Stainless Steel Blanking Plug | 3/8" BSPP Male | SSAKC06 - FluidAirFittings
    Original price £29.62 - Original price £29.62
    Original price
    £29.62
    £29.62 - £29.62
    Current price £29.62

    Aignep 3/8" BSPP Male Blanking Plug 62315-3/8

    3/8" BSP Parallel Male, Stainless Steel Adaptor, Blanking Plug, Working Temperature -20°C to +225°C, Maximum Working Pressure 140 bar, Aignep Threa...

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    Original price £29.62 - Original price £29.62
    Original price
    £29.62
    £29.62 - £29.62
    Current price £29.62
  • Stainless Steel Allen Key Plug | 1" BSPT Male | SSAK16 - FluidAirFittings
    Original price £29.22 - Original price £29.22
    Original price
    £29.22
    £29.22 - £29.22
    Current price £29.22

    FT Pro 1" BSPT Male Allen Key Plug SS SSAK16

    1" BSP Taper Male, Equal Allen Key Plug, Stainless Steel, FT Pro

    Original price £29.22 - Original price £29.22
    Original price
    £29.22
    £29.22 - £29.22
    Current price £29.22
  • Stainless Steel Allen Key Plug | 3/4" BSPT Male | SSAK12 - FluidAirFittings
    Original price £24.28 - Original price £24.28
    Original price
    £24.28
    £24.28 - £24.28
    Current price £24.28

    Aignep 3/4" BSPT Allen Key PLUGSTAINLESS Steel 62325-3/4

    1/8" BSPT Male Thread, Plug, Working Temperature -20°C to +225°C, Maximum Working Pressure 140 bar,Aignep Threads: Tapered gas in conformity with I...

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    Original price £24.28 - Original price £24.28
    Original price
    £24.28
    £24.28 - £24.28
    Current price £24.28
  • Stainless Steel Cap Female Plug | 2" BSPP Female | SSCAP32 - FluidAirFittings
    Original price £20.72 - Original price £20.72
    Original price
    £20.72
    £20.72 - £20.72
    Current price £20.72

    Haitima 2" BSP Female Hex Blank Cap 316 SS HBC-2

    2" BSP Parallel Female, Hexagon, Blanking Cap, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £20.72 - Original price £20.72
    Original price
    £20.72
    £20.72 - £20.72
    Current price £20.72
  • Stainless Steel Cap Female Plug | 1.1/4" BSPP Female | SSCAP20 - FluidAirFittings
    Original price £11.28 - Original price £11.28
    Original price
    £11.28
    £11.28 - £11.28
    Current price £11.28

    Haitima 1.1/4" BSP Female Hex Blank Cap 316 SS HBC-114

    1.1/4" BSP Parallel Female, Hexagon, Blanking Cap, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £11.28 - Original price £11.28
    Original price
    £11.28
    £11.28 - £11.28
    Current price £11.28
  • Stainless Steel Cap Female Plug | 1/2" BSPP Female | SSCAP08 - FluidAirFittings
    Original price £3.13 - Original price £3.13
    Original price
    £3.13
    £3.13 - £3.13
    Current price £3.13

    Haitima 1/2" BSP Female Hex Blank Cap 316 SS HBC-12

    1/2" BSP Parallel Female, Hexagon, Blanking Cap, 150lb Tube & Pipe Fitting, 316 Stainless Steel, Haitima

    Original price £3.13 - Original price £3.13
    Original price
    £3.13
    £3.13 - £3.13
    Current price £3.13