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China, Chinese SAE 1020 1045 4140 8620h 4340 18crnimo7 Forged Hollow Steel Bar1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Steel ProductsAlloy SteelSteel Hollow BarHollow Steel Bar
Laiwu Xincheng Metal Co., Ltd.
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Product Description AISI 1045 4130 4140 8620 4340 Forged Steel Hollow Bar1. Forged steel bar sizes we can offer;Round bar: 200-1000mmSquare bar:150×150-600×600mmHollow bar OD:100-1200mmOther forged parts: as per drawing2.Supply condition for Forged steel bars:Forged from vacuum degassed ingots.Black /Rough Machined /Rough turned3.Processing of forged steel hollow barEAF + LF + VD + Forged +Normalized+Rough Turned+ Heat Treatment (optional)4. Forged Steel bar tolerance:Forged BarsForged sizesToleranceBlackup to 500mm (-0/+5mm)above 500mm (-0/+8mm)Rough Turnedall sizes(-0/+3mm)5.The main grade we supply:SAE 4140, SAE 4130, SAE 1045, SAE 1020, SAE 4340, SAE 8620,SAE 4145HS20C,S45C,SCM440,C45,CK45, SCM435, H13,17CRNIMO6,AND SO ON6.Quality control:1. Melting Process: EAF/BOF+LF+VD resulting in ingots2. Both ends cut by saw3. Ratio of forging:minimum 3:14. Grain size of final product: according to ASTM E112 more than 5,preferred more than 85. Ultrasonic test: As per SEP1921 Class C/c or D/d7.MOQ: one piece per size/grade8.Payment term: FOB CIF CFR EXW and so on9.Delivery time : 7 to 30 days after deposit received.
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