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Ya Tai Mechanical Machining Factory
[China]

Address:
the national high way 104,xinhua district,cangzhou city,hebei province,china Cangzhou Hebei 061000 China

Phone:
+86-137-22735202

Contact name:
leo , salesmanager

Ya Tai Mechanical Machining Factory

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Specifications

1. Basic Desigh: ISO 4144.Other standards we can also supply you.

2. Basic Material
304 C%<0.08 Mn%<1.5 Si%<2.0 S%<0.04 P%<0.04 Ni% 8-11 Cr% 18-21
316 C%<0.08 Mn%<1.5 Si%<1.5 S%<0.04 P%<0.04 Ni% 9-12 Cr% 18-21 Mo% 2-3
Marks: other material we can also supply you.

3.Tensile properties
Yield Strength(0.2%) Tensile Strength Elongation
304 >205N/square millimeter >485N/square millimeter 35%
316 >205N/square millimeter >485N/square millimeter 30%

4. Temperature
304 and 316 are not recommended for service at temperatures in excess of 800°F(425°C).

5.Working pressure
A:casting,150 psi 304 and 316 screwed fittings are used for standard pressure service as 10.55Kgs/cm² of water pressure.

6. TYPES OF THREADS
ISO-228,DIN-2999,PS,BSPT.BS21,NPT and threads with special requirements.

7.LIMIT DEVIATION OF UNSPECIFIED TOLERANCE
Nominal Dimension Limit Deviation
≤3 ±0.125
>3-6 ±0.15
>6-10 ±0.18
>10-18 ±0.215
>18-30 ±0.26
>30-50 ±0.31
>50-80 ±0.37
>80-120 ±0.435
>120-180 ±0.5
>180-250 ±0.575
>250-315 ±0.65

8.We can supply OEM service.

9.Two workmanship you can choose : casting and forged.