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Qingdao Guanghongxing International Trade Co., Ltd.

Alloy Round Steel, Hot Rolled Round Steel, Round Steel Bar manufacturer / supplier in China, offering ASTM4130, 4135, 30CrMo, 35CrMo Hot Rolled Alloy Round Steel, Outdoor Home Garden Camping Metal Barbecue Grill with Ce, Gbq195, Q235, Q275, JIS Ss400, 3sp, 4sp Steel Billets and so on.

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Supplier Homepage Product steel round bar ASTM4130, 4135, 30CrMo, 35CrMo Hot Rolled Alloy Round Steel

ASTM4130, 4135, 30CrMo, 35CrMo Hot Rolled Alloy Round Steel

Purchase Qty.:
20-99 100+
FOB Unit Price: US $400 US $300
Purchase Qty. (Tons) FOB Unit Price
20-99 US $400
100+ US $300
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Port: Longkou, China
Production Capacity: 300000mt Per Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: ASTM4130, 4135, 30CrMo, 35CrMo
  • Standard: AISI, ASTM, DIN, JIS, GB, BS
  • Technique: Hot Rolled
  • Surface Treatment: Black or as Required
  • Application: Die Steel Bar
  • Process: Hot Rolled
  • Brand: Xiwang
  • Length: 6000-12000mm or as Your Required
  • Packing Method: in Bundle or as Required
  • Transport Package: Seaway Standard Packing
  • Origin: Shandong, China
  • Type: Alloy Steel Bar
  • Composition: Ore
  • Shape: Round
  • Special Use: Free Cutting Steel
  • Product: Alloy Steel Bar
  • Executive Standard: GB, ASTM, DIN, JIS
  • Diameter: 10-350mm
  • Delivery Date: Within 30days After Order Signed
  • Trademark: Xiwang
  • Specification: 10-350mm
  • HS Code: 72283090
Product Description
ASTM4130,4135,30CrMo,35CrMo hot rolled alloy round steel

1.Prouduct:Alloy Round Steel

2.Process:Hot rolled or forged, Peeled(bright surface), annealed or QT.

3.Length: 6000-12000mm or as required

4.Trade Terms:FOB/CFR/CIF

5.Delivery date:Within 30 days after order signed


Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
6.Heat Treatment:
Soft annealing: heat to 680-720°C, cool slowly.
Hardness after annealing: Max. 241 HB
Hardening: 820 - 850 °C
Normalizing temperature: 840-880°C
Tempering: 540-680°C

7. Inspection: 100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C

8.Quality Condition:
Both end of each bar must be cut.
Ladle furnanced and vacuum de-gassed
Show heat No. On each bar
Surface condition the surface of the hot rolled square bar shall befree cracks, scar and wrinkles that affect the use of the billets. In case there is the above-mentioned defect, it shall be remove.
The mill test certificate shall show the chemical composition, and it is guaranteed that the chemical composition shall be within the limit stipulated in the contract.

9.About Comapany
Qingdao Guanghongxing International Trading Co., is the subsidary of XiWang Steel Co.,which located in ZouPing,Shandong Province and have rich experience in exporting steel products. Our clients spread all over China and exported to various countries and regions such as South Korea , Russia ,Spain , Malaysia , India and various others. Hope we can cooperate in the future.

10.Chemical Composition

Get more,contact me
Yours reliable Xavi 
Tel:  +8613791957993
Qingdao Gunaghongxing Steel Co., Ltd

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