TORICH INTERNATIONAL LIMITED
| Standard | GB/T 28413 |
| Grade | 10# 20# Q245R Q345R Q370R |
| Technique | Welded |
| Section shape | Rounc |
| Alloy Or Not | Non-alloy |
| Secondary Or Not | Non-secondary |
| Special Pipe | Welded Steel Pipe |
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 50000 Tons/ Year |
| Delivery Time | 45-60 days |
| Packaging Details | In bundles with seaworthy packing |
| Certification | TS16949 ISO9001 ISO 14001 |
| Brand Name | TORICH |
| Model Number | GB/T 28413 |
| Place of Origin | China |
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Product Specification
| Standard | GB/T 28413 | Grade | 10# 20# Q245R Q345R Q370R |
| Technique | Welded | Section shape | Rounc |
| Alloy Or Not | Non-alloy | Secondary Or Not | Non-secondary |
| Special Pipe | Welded Steel Pipe | Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 50000 Tons/ Year | Delivery Time | 45-60 days |
| Packaging Details | In bundles with seaworthy packing | Certification | TS16949 ISO9001 ISO 14001 |
| Brand Name | TORICH | Model Number | GB/T 28413 |
| Place of Origin | China | ||
| High Light | welded steel pipe ，welding steel tubing | ||
GB/T 28413 SA178 Welded Carbon Steel Pipes For Boiler and heat exchangers
Chinese Technical Standard GB/T 28413 Welded Carbon Steel Pipes For Boiler and Heat Exchangers
Steel Grade/Steel Material/Steel Number:
10# 20# Q245R Q345R Q370R
Size Range:
OD: 6-127mm
Min WT:0.9-9.1mm
Length:4-12m,as customer’s requirement
Mechanical Properties:
| Grade | Lower yield strength Rel/N/mm² No less than | Tensile strength R. /N/mm² No less than | Extensibility after fracture A/% No less than | ||||
| T≤16 | 16＜T≤36 | 36＜T≤60 | T≤16 | 16＜T≤36 | 36＜T≤60 | ||
| 10 | 205 | 335-475 | 28 | ||||
| 20 | 245 | 410-550 | 24 | ||||
| Q245R | 245 | 235 | 225 | 400-520 | 25 | ||
| Q345R | 345 | 325 | 315 | 510-640 | 500-630 | 490-620 | 21 |
| Q370R | 370 | 360 | 340 | 530-630 | 520-620 | 20 | |
Manufacturing process:
HFW High frequency welded
EFW (SAW SMAW GMAW FCAW ESW)
Delivery Terms:
Annealed
Seam online normalizing.
Inspection in the work ship:
Size Measurement
NDT inspection: by eddy current test ultrasonic test
Mechanical test.
Application:
For Boiler and heat exchangers
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
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