Gangtong Zheli is China manufacturer & supplier who mainly produces SS304 SS316 SS316L 1/2 3/8 ASME/ANSI B 18.2.1 Stainless Steel Hex Cap Screws with many years of experience. Hope to build business relationship with you. Stainless steel hex cap screws are used in a wide range of applications, including construction, machinery, automotive, plumbing, and more. They are commonly used in situations where a strong, corrosion-resistant fastening solution is needed.Stainless steel hex cap screws come in various sizes and are available in different stainless steel grades, each offering specific properties and levels of corrosion resistance. The choice of grade and size will depend on the specific requirements of the project or application.
Stainless steel material including SS201, SS304,SS316, SS316L Etc.
GRADE | CHEMICAL COMPOSITION1(%MAXIMA UNLESS STATED) | ||||||||
C | Si | Mn | P | S | Cr | Mo | Ni | Cu | |
A1 | 0.12 | 1 | 6.5 | 0.2 | 0.15/0.35 | 16-19 | 0.7 | 5-10 | 1.75-2.25 |
A2 | 0.1 | 1 | 2 | 0.05 | 0.03 | 15-20 | 5 | 8-19 | 4 |
A3 | 0.08 | 1 | 2 | 0.045 | 0.03 | 17-19 | 5 | 9-12 | 1 |
A4 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16-18.5 | 2-3 | 10-15 | 4 |
A5 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16-18.5 | 2-3 | 10.5-14 | 1 |
C1 | 0.09-0.15 | 1 | 1 | 0.05 | 0.03 | 11.5-14 | - | 1 | - |
C3 | 0.17-0.25 | 1 | 1 | 0.04 | 0.03 | 16-18 | - | 1.5-2.5 | - |
C4 | 0.08-0.15 | 1 | 1.5 | 0.06 | 0.15-0.35 | 12-14 | 0.8 | 1 |
|
F1 | 0.12 | 1 | 1 | 0.04 | 0.03 | 15-18 | 10 | 1 |
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Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test
Material | Mechanical Characteristics | |||
Reductin Of Area | Yield Point | Tensile Strength | Elongation | |
% | MPA | MPA | % | |
SS201 | ≥45 | ≥275 | ≥520 | 55~66 |
SS304 | ≥50 | ≥205 | ≥515 | ≥40 |
SS316 | ≥50 | ≥205 | ≥515 | ≥40 |
SS304L | ≥50 | ≥170 | ≥485 | ≥40 |
SS316L | ≥50 | ≥170 | ≥485 | ≥40 |
SS410 | ≥45 | ≥275 | ≥480 | ≥20 |
Environmental protection equipment, medical equipment, communications equipment, electric power facilities, electronic products, food machinery, petrochemical industry, ship assembly, pump valve, pipe, building curtain wall, open places, etc.