JIAXING HAINA FASTENER CO.,LIMITED
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HNF
HNT170521
SS304 SS316 SS316L 1/2 3/8 ASME/ANSI B 18.2.1 Stainless Steel Hex Cap Screws
Hex Cap Screws-it will be furnished with dimensions conforming to ASME B18.2.1 Flat washer facing under the head that meet specific tolerances as described under ASME B18.2.1
Stainless steel Hex Cap Screws Material and chemical composition:
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 | |
Stainless steel Hex Cap screws Manufacturer Method:
Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test
Stainless steel Hex Cap screw Mechanical Property:
| 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 |
Stainless steel Hex Cap screw Application:
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.
SS304 SS316 SS316L 1/2 3/8 ASME/ANSI B 18.2.1 Stainless Steel Hex Cap Screws
Hex Cap Screws-it will be furnished with dimensions conforming to ASME B18.2.1 Flat washer facing under the head that meet specific tolerances as described under ASME B18.2.1
Stainless steel Hex Cap Screws Material and chemical composition:
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 | |
Stainless steel Hex Cap screws Manufacturer Method:
Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test
Stainless steel Hex Cap screw Mechanical Property:
| 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 |
Stainless steel Hex Cap screw Application:
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.
