JIS G3429 Seamless Steel Tubing For Gas Cylinder
Brand Name:TORICH
Model Number:JIS G3429
Delivery Time:35-45days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:CHINA
Packaging Details:In wooden boxes or hexagonal bundles in seaworthy packing
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Ningbo Zhejiang China
Address:
Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
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within 42 hours
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JIS G3429 seamless steel tubing for gas cylinder
JIS G3429, specification for seamless steel tube for High pressure gas vessel or container. It covers 5 grades of seamless gas pipe for high pressure purpose.
Grade: STH11, STH12, STH21, STH22
Outer Dimensions: 19.05mm ~ 114.3mm
Wall Thickness:2.0mm ~ 14 mm
Length: max 16000mm
Application:High pressure gas cylinder with excellent crush resistance, original tube for liquefied gas container.
| Classification | Symbol of |
| Mn steel pipe | STH 11, STH12 |
| Cr-Mo steel tube | STH21, STH22 |
| Ni-Cr-Mo steel tubing | STH 31 |
JIS G3429 tubing Chemical composition:( %)
| Grade | C | Si | Mn | P | S | Ni | Cr | Mo |
| STH11 | ≤0.50 | 0.10-0.35 | ≤1.80 | ≤0.035 | ≤0.035 | / | / | / |
| STH12 | 0.30-0.41 | 0.10-0.35 | 1.35-1.70 | ≤0.030 | ≤0.030 | / | / | / |
| STH21 | 0.25-0.35 | 0.15-0.35 | 0.40-0.90 | ≤0.030 | ≤0.030 | ≤0.25 | 0.8-1.2 | 0.15-0.30 |
| STH22 | 0.33-0.38 | 0.15-0.35 | 0.40-0.90 | ≤0.030 | ≤0.030 | ≤0.25 | 0.8-1.2 | 0.15-0.30 |
| STH31 | 0.35-0.40 | 0.10-0.50 | 1.20-1.50 | ≤0.030 | ≤0.030 | 0.5-1.0 | 0.3-0.6 | 0.15-0.25 |
JIS G3429 pipe tolerances:
| Outside diameter | Wall thickness | Length | Wall thickness disparity |
| 1% | +30% | >+30mm | Within 20% of the nominal wall thickness |
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FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T
in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
JIS G3429 Seamless Steel Tubing For Gas Cylinder
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