Gb/t 8163 Stainless Steel Seamless Tube Cold Drawn / Hot Rolled For Liquid Service
Brand Name:TORICH
Certification:ISO9001,ISO14001,TS16949
Model Number:GB/T 8163
Minimum Order Quantity:5 tons
Delivery Time:30-45 days
Payment Terms:T/T, L/C, D/A, D/P, Western Union, MoneyGram
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Location:
Ningbo Zhejiang China
Address:
Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Supplier`s last login times:
within 42 hours
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Product Details
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Product Details
Seamless Steel Tubes,Cold Drawn or Hot Rolled,GB/T 8163,for Liquid Service,TORICH
SPEC:
Material:Q295 Q345 10# 20# Q390,Q420,Q460
Size Range
OD:4-1200mm
WT:0.3-200mm
General Length:3-12.5m
Tolerance:
According to the following tables or customers’ request.
Tolerance of the OD &WT:
OD Tolerance:
| Production Method | OD Tolerance |
| Hot Rolling(Extrusion) | ±1% or ±0.50mm |
| Cold Drawn(Cold Rolled) | ±1% or ±0.30mm |
Tolerance for wall thickness:
1.Wall thickness tolerance of Hot Rolling steel tube:
| Production Method | OD (DN) | WT/OD | Tolerance |
| Extruded tube | ≤102 | / | ±12.5% or ±0.40mm |
| >102 | ≤0.05 | ±15% or ±0.40mm | |
| >0.05-0.10 | ±12.5% or ±0.40mm | ||
| >0.10 | +12.5% -10% | ||
| Heat expanding steel tube | / | ±15% | |
2.Wall thickness tolerance of Cold Drawn(Cold Rolled) steel tube:
| Production Method | WT | Tolerance |
| Cold Drawn(Cold Rolled) steel tube | ≤3 | +15%/-10% or ±0.40mm |
| >3 | +12.5% -10% |
Bending tolerance:
WT≤15mm, Bending≤1.5mm/m
WT>15mm~30mm, Bending≤2.0mm/m
WT>30mm/OD≥351mm, Bending≤3.0mm/m
Mechanical properties
| Steel Grade | Tensile strength Rm N/mm2(MPa) | Yield Strength Rp0.2 N/mm2(MPa) | Elongation A % | |||
| Wall Thickness | ||||||
| ≤16mm | >16~30mm | >30mm | ||||
| 10 | ≥335 | ≥205 | ≥195 | ≥185 | ≥24 | |
| 20 | ≥410 | ≥245 | ≥235 | ≥225 | ≥20 | |
| Q295 | A | 390~570 | ≥295 | ≥275 | ≥255 | ≥22 |
| B | ||||||
| Q345 | A | 470~630 | ≥345 | ≥325 | ≥295 | ≥20 |
| B | ||||||
| C | ≥21 | |||||
| D | ||||||
| E | ||||||
| Q390 | A | 490~650 | ≥390 | ≥370 | ≥350 | ≥18 |
| B | ||||||
| C | ≥19 | |||||
| D | ||||||
| E | ||||||
| Q420 | A | 520~680 | ≥420 | ≥400 | ≥380 | ≥18 |
| B | ||||||
| C | ≥19 | |||||
| D | ||||||
| E | ||||||
| Q460 | C | 550~720 | ≥460 | ≥440 | ≥420 | ≥17 |
| D | ||||||
| E | ||||||
Products from production
Characteristic:
TORICHQUALITY ASSURANCE
GoodSurface Quality
Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test
Processing:hot rolling(extrude expand), cold drawn(rolling)
TechnicalDelivery Conditions:hot rolling, annealing, normalizing
Widelyused in the field of:Pipeline transporting for liquid service
Seamless Steel Tubes,Cold Drawn or Hot Rolled,GB/T 8163,for Liquid Service,TORICH
Gb/t 8163 Stainless Steel Seamless Tube Cold Drawn / Hot Rolled For Liquid Service
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