ASTM A179 Seamless Cold-Drawn Low-Carbon Steel Tubes for Heat Exchangers and Condensers

Product information: 
1) Outer diameter size: 4 mm-76.2 mm (3 / 16 inch-3 inch OD)
2) Monthly output: 5000 tons;
3) Steel grade grade: A179 / SA179
4) Delivery status: cold pull state (BK), Common annealing (Annealing), Desstress annealing (BKS), Light bucket annealing, Sphular annealing (Spheroidize Anneal), Positive fire (Normalized), Light annealing (NBK), Normal + tempering (Normalized + Tempered) heat treatment state;
5) Surface treatment: A179 / A450-rust prevention, galvanization, Oil immersion treatment, paint, passivation,
6) Steel pipe inspection: in strict accordance with the standard requirements of steel pipe, Provide original warranty (EN10204.3.1/3.1B)
7): ASTM 450-Chemical composition analysis, Mechanical performance testing (tensile strength, yield strength, extensibility), Technical parameters (flattening test, Expansion test, Bending test, Hardness test, etc.), Surface size testing, Nondestructive testing (eddy current testing, ultrasonic flaw detection), Hydrostatic test, Magnetic particle flaw detection, etc.;
8) spray mark and shipping mark: all steel pipes are sprayed on the surface of steel pipes. Or ask customers to spray standard;
9) packaging method and packaging: hexagonal square, round, rectangular, streamlined, etc.; moisture-proof paper plastic woven bag packaging or wooden box packaging corner iron can also be strengthened;
10) smooth surface, balanced mechanical performance, tightness tolerance. No surface defects such as crack, iron oxide skin, crack, trachoma, delamination, scarring;
11) Application field: boiler, Alloy tubes for the power station, Superheater and heat exchanger, High pressure tubing and petrochemical pipes, etc.; business information:
1) Delivery time: (30-40) day factory self-pickup;
2) minimum starting order: 3 tons / specification;
3) Packaging: bundling, Wooden box, etc.;
4) Payment method: 30% advance payment within three days after signing the contract, Pay the balance before delivery;
5) Port: Shanghai, Zhangjiagang, etc.;
6) validity period of quotation: 5 days;
7) container: 20 feet or 40 feet, etc.;
8) Production technology: cold pull method.