SA334 Seamless and Welded Carbon and Alloy Steel Tubes for Low Temperature Service
Gr1, Gr3,Gr6, Gr8,Gr11 etc
Product Name | SA334 Low Temperature Service Steel Tubes |
Material | Gr1, Gr6, Gr8 etc |
Delivery Condition | Heat Treatment |
Standard | ASTM A334 |
Application | Boiler, Heat Exchanger, Condensers and similar heat transfer apparatus |
Certificate | ISO 9001 |
HS code | 7304319000 |
Delivery Time | 45 days |
Packing | Bundles or Wooden Boxes |
The pipes are made by seamless or automatic welding process with no addition of no of filler metal in the welding operation.
All tubes Normalized by heating to a uniform temperature of not less than 845℃ and cool in air or in the cooling chamber of an atmosphere controlled furance.
Steel Material:
Element | Compision, % | ||||||
Gr1 | Gr3 | Gr6 | Gr7 | Gr8 | Gr9 | Gr11 | |
C, max | 0.30 | 0.19 | 0.30 | 0.19 | 0.13 | 0.20 | 0.10 |
Mn | 0.40-1.06 | 0.31-0.64 | 0.29-1.06 | 0.90 max | 0.90 max | 0.40-1.06 | 0.60 max |
P, max | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 |
S, max | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 |
Si | - | 0.18-0.37 | 0.10 min | 0.13-0.32 | 0.13-0.32 | - | 0.35 max |
Ni | - | 3.18-3.82 | - | 2.03-2.57 | 8.40-9.60 | 1.60-2.24 | 35.0-37.0 |
Cr | - | - | - | - | - | - | 0.50 max |
Cu | - | - | - | - | - | 0.75-1.25 | - |
Co | - | - | - | - | - | - | 0.50 max |
Mo | - | - | - | - | - | - | 0.50 max |
Tags: SA334 Boiler Steel Tubes, Steel Tubes for Low temperature service, SA334 Gr6, Boiler Tubes, SA334 Gr1, Low temperature Boiler Tube, Seamless Steel Tube, Boiler Tube, SA334 Boiler Tube