Stainless Steel 304/304L/304H, 316/316L/316Ti, 321/321H, 310/310S, 317/317L, 347/347H, 446 Instrumentation Valves
Introduction

Stainless Steel 304 Ball Valve Suppliers, Stainless Steel 304L Check Valve, Stainless Steel 317L Needle Valve, Stainless Steel 347 Plug Valve, Stainless Steel UNS S32100 Vent & Bleeder Valve Stockist in India
Stainless Steel 310 Manifold Valve, Stainless Steel UNS S31700 MonoFlange Valve, Stainless Steel 34H Double Block & Bleed Valve, Stainless Steel 316 Gauge Valve, Stainless Steel 347H Pressure Relief Valve Exporter in India
Specification of Stainless Steel Instrumentation Valves
- Specifications : ASTM A182, A276, A479 / ASME SA182, SA276, SA479
- Size : 1/16″ to 1″ (3mm to 25.4mm)
- END CONNECTION : Male and Female NPT, BSPT, Socket Weld (SW) or Dual Ferrule Tube Connections, Male to Female
- Connection : Thread, Weld or Tube End.
- PRESSURE RATING : Upto 2000 to 6000 PSI
- Type : Tube to Union Fittings, Tube to Male Fittings, Tube to Female Fittings, Tube to Pipe Fittings, Tube Fitting Accessories
- Forms : Ball Valve, Check Valve, Double Block & Bleed Valve, Gauge Valve, Manifold Valve, MonoFlange Valve, Needle Valve, Plug Valve, Pressure Relief Valve, Vent & Bleeder Valve.
ASTM A182 Stainless Steel Instrumentation Valve Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18‐09 | X5CrNi18-10 |
| SS 316 | 1.4401 | S31600 | SUS 316 | 316S31 | – | Z7CND17‐11‐02 | X5CrNiMo17-12-2 |
| SS 309 | 1.4828 | S30900 | |||||
| SS 310 | 1.4841 | S31000 | SUS 310 | 310S24 | 20Ch25N20S2 | ||
| SS 317 | 1.4449 | S31700 | SUS 317 | ||||
| SS 321 | 1.4541 | S32100 | SUS 321 |
Stainless Steel 304 / 316 Instrumentation Valve Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 304 | 0.08 max | 2 max | 0.75 max | 0.040 max | 0.030 max | 18 – 20 | – | 8 – 11 | |
| SS 316 | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 16 – 18 | 2 – 3 | 10 – 14 | 0.1 max |
| SS 309 | 0.20 max | 2 max | 1 max | 0.045 max | 0.030 max | 23 max | 60 | “ | |
| SS 310 | 0.015 max | 2 max | 0.015 max | 0.020 max | 0.015 max | 24.00 – 26.00 | 0.10 max | 19.00 – 21.00 | 54.7 min |
| SS 317 | 0.08 max | 2 max | 1.00 max | 0.045 max | 0.030 max | 18.00 – 20.00 | 3.00 – 4.00 | 11.00 – 15.00 | 57.845 min |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
Stainless Steel Instrumentation Valve Mechanical & Physical Properties
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SS 304 | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| SS 310 | 7.9 g/cm3 | 1402 °C (2555 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
| SS 316 | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| SS 317 | 7.9 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| SS 321 | 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| SS 347 | 8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
