TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 20 tons per month |
| Delivery Time | 45-60 work days |
| Packaging Details | Packed in hexagonal in boxes |
| OD | ≥400mm |
| WT | ≥6mm |
| Length | Max12000mm |
| Standard | ASTM A 671,etc |
| Usage | Boiler |
| OD Tolerance | 0，+10% |
| Brand Name | TORICH |
| Model Number | ASTM A671 |
| Certification | ISO9001 ISO14001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 20 tons per month |
| Delivery Time | 45-60 work days | Packaging Details | Packed in hexagonal in boxes |
| OD | ≥400mm | WT | ≥6mm |
| Length | Max12000mm | Standard | ASTM A 671,etc |
| Usage | Boiler | OD Tolerance | 0，+10% |
| Brand Name | TORICH | Model Number | ASTM A671 |
| Certification | ISO9001 ISO14001 | Place of Origin | China |
| High Light | EFW Seamless Boiler Tubes ，Electric Fusion Welded Seamless Boiler Tubes Seamless Boiler Tubes ，ASTM A671 Carbon Steel Seamless Pipe | ||
Torich CA 55 CB 60 CB 65 ASTM A671 EFW Boiler Steel Tube Pipes
ASTM A 671/A671M-16a
Standard Specification for Electric-Fusion-Welded Steel Pipes for Atmospheric and Lower Temperatures
This standard is issued under the fixed designation A671/A671M; the number immediately following the designation indicates the year of original adoption or,in the case of revision, the year of last revision.A number in parentheses indicates the year of last reapproval,
A superscript epsilon indicates an editorial change since the last revision or reapproval.
Scope:
This Specification covers electric-fusion-welded steel pipe with filler and metal added,fabricated form pressure vessel quality plate of several analyses and strength vessel and suitable for high-pressure service at atmospheric and lower temperatures.Heat treatment may or may not be required to attain the desired properties or to comply with applicable code requirements.Supplementary requirements are provided for use when additional testing or examination is desired.
Size range :OD ≥400mm,WT ≥6mm.
Production method:
OD tolerance:±5% of the specified outside diameter.
Out of Roundness: Difference between major and minor outside diameter 1%
Thickness: The minimum wall thickness at any point in the pipe shall not be more than 0.01inch 0.3mm under the specified nominal thickness.
Heat treatment:
1. Without heat treatment
2. Stress released
3. Normalizing
4. Normalizing+Tempering
5. Quenched and tempered
6. Quenched and precipitation heat treated
Testing:
1. Tension Test:
2. Transverse Guided Welded Bend Test
Material:
CA 55,CB 60,CB 65,CB 70,CB 60,CB 65,CC70,CD70,CD80,CFA 65
Referenced Documents:
A20/A20M Specification for General Requirements for Steel plates for Pressure Vessels.
A370 Test Methods and Definitions for Mechanical Testing of Steel Products
A435/A435M Specification for Straight-Beam Ultrasonic Examination of Steel Plates.
A530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel Pipes
A577/A577M Specification for Ultrasonic Angle-Bram Examination of Steel Plates
A578/A578M Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications
E110 Test Method for Rockwell and Brinell Hardness of Metallic Materials by Portable hardness Testers
E165/E165M Practice for Liquid Penetrant Examination for General Industry.
| OD | ≥400mm |
| WT | ≥6mm |
| Usage | Boiler |
| Length | Nax12000mm |
| Packing | Packing in bundles in seaworthy packing |
Picture:
QUALITY CONTROL
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
A&Q
A: A professional steel pipes materials inventor, manufacturer and solution provider
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample of SCM 440 42CrMo Mechanical Tubing for Reinforcement sleeve for free charge but need pay the cost of freight.
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
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
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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