A4 Stainless steel has a higher chemical composition of molybdenum which leads to greatly increased corrosion resistance making it a great choice for marine applications. A4 is Stronger than standard A2 stainless with A4 generally being as strong as medium to low carbon steel. A4 is also commonly called 316 or marine grade stainless.
link to full article on A2 vs A4
Other common applications of 316 stainless steel include:
- Chemical processing and storage equipment.
- Refinery equipment
- Medical devices
- Marine environments, especially those with chlorides present
Bulk M10-1.50 DIN 933 / 931 Hex Cap Screws Coarse Stainless A4 (316)
Sale priceFrom $177.29
Bulk M8-1.25 DIN 933 / 931 Hex Cap Screws Coarse, Stainless A4 (316)
Sale priceFrom $178.47
Bulk M6-1.00 DIN 933 / 931 Hex Cap Screws Coarse, Stainless A4 (316)
Sale priceFrom $187.29
Bulk #10-24 Machine Screws Phillips Flat Head Stainless Steel 316 (A4)
Sale priceFrom $167.58
Bulk 5/8"-11 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $134.17
Bulk 3/8"-16 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $101.87
Bulk 5/16"-18 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $92.38
Bulk 3/4"-10 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $602.27
Bulk M2-0.40 Stainless Steel 316 Socket Head Cap Screws - Marine Grade (A4)
Sale priceFrom $75.50
Bulk 1/2" Stainless 316 Tapking HD SS Concrete Screw Anchors – Monster Bolts
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Bulk 3/8" Stainless 316 Tapking HD SS Concrete Screw Anchors – Monster Bolts
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Bulk 1/4"-28 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $122.71
Bulk 1/4"-20 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $97.19
Bulk 1-3/4"-5 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $395.44
Bulk 1-1/2"-6 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $212.69
Bulk 1-3/8"-6 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $310.63
Bulk 1-1/4"-7 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $208.40
Bulk 1-1/8"-7 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $217.06
Bulk 1"-8 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
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Bulk 7/8"-14 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $439.09
Bulk 7/8"-9 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $158.04
Bulk 3/4"-16 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $368.02
Bulk 3/4"-10 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $140.22
Bulk 5/8"-18 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $293.22
Bulk 9/16"-18 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $320.27
Bulk 9/16"-12 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
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Bulk 1/2"-20 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
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Bulk 1/2"-13 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
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Bulk 7/16"-20 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $231.70
Bulk 7/16"-14 UNC Hex Cap Screws (Coarse Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $168.17
Bulk 3/8"-24 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $195.07
Bulk 5/16"-24 UNF Hex Cap Screws (Fine Thread, 316 Marine Grade Stainless Steel)
Sale priceFrom $122.50
Bulk 1/4"-28 x 1/4" UNF Socket Set Screws, Cup Point, Stainless 316
Sale price$604.24
Bulk 1/4"-20 UNC Socket Set Screws, Cup Point, Stainless 316
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Bulk M8-1.25 Socket Set Screws, Cup Point, A4 Stainless
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Bulk M4-0.70 Socket Set Screws, Cup Point, A4 Stainless
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Bulk M2-0.40 x 8mm Socket Set Screws, Cup Point, A4 Stainless
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Bulk 5/8"-11 UNC Socket Set Screws, Cup Point, Stainless 316
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Bulk 5/16"-18 UNC Socket Set Screws, Cup Point, Stainless 316
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Bulk #10-32 UNF Socket Set Screws, Cup Point, Stainless 316
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