Zhengzhou Sebon Heavy Machinery Co.,LTD.is a leading manufacturer and exporter specialized in investment & precision casting for over 20 years. All OEM casting parts meet our customers' needs, based on the ISO 9001:2008 quality control system guidelines. Hope to find a way to help expand your business in the near future.
Our foundry mainly produces stainless steel precision castings parts, carbon steel precision castings parts, heat-resistant steel precision castings parts, alloy steel precision castings parts, cast copper precision castings parts, cast iron precision castings parts, high temperature alloy material precision castings parts. Material can meet domestic and international standards GB, AISI, DIN, JIS, EN, etc.. And we have passed ISO9001 and TS16949 international quality system certification.
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Symbol
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Chemical composition
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|
|
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C
max
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Si
max
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Mn
max
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P
max
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S
max
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Mo
max
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QTRSi4Mo1
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2.7~3.5
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4.0~4.5
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0.3
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0.05
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0.015
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1.0~1.5
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GB/T 9437 QTRSi4Mo precision castings chemical composition unit
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Symbol
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Yield point or proof stress
N/mm2
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Tensile strength
N/mm2
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Elongation % min
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According to the contract
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Transverse Shrinkage
Z/%
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Impact Toughness
KU2/J
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Hardness
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QTRSi4Mo1
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-
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≥550
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-
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-
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-
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200~240
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If you want to know more about GB/T 9437 QTRSi4Mo precision castings Dimensional sTolerance ,please feel free to contact us.
GB/T 9437 QTRSi4Mo precision castings part Automated Production Equipments:Wax Model Injecting Machine, Shell Making Line, Dewaxing Line, Heat Treatment Mesh Belt Furnace, Gas Furnace, Painting Line, etc.
Regarding the trade term, we’d like to choose FOB, CFR, CIF term
Regarding the payment term, we accept T/T or L/C at sigh
GB/T 9437 QTRSi4Mo precision castings part Testing Equipments: Impact Testing Machine, Universal Testing Machine, Spectrum Analysis Instrument, X-ray Tester, Hardness Tester, Ultrasonic, Magnetic Particle Inspector, Three Coordinate Measuring Machine, Metallographic Examination Instrument, etc.
GB/T 9437 QTRSi4Mo precision castings is widely used in auto,moto,railway and shipping construction machinery,mining machinery and engineering machinery industries.We can produce GB/T 9437 QTRSi4Mo precision castings according to your drawings.We can also do CNC machining and many kinds surface treatment, just tell us your requirements on physical properties and chemical compositions .
GB/T 9437 QTRSi4Mo precision castings part Process:Lost wax casting(Silica sol process or Waterglass process)
GB/T 9437 QTRSi4Mo precision castings part Key specification:
1.Material: Heat - resistant cast steel
2.Standard: ASTM\DIN\BS\JIS
3.Surface finish: Passivated or polished
4.Weight: about 0.1-6000kgs
5.Useful: 8-20mm width glass
GB/T 9437 QTRSi4Mo precision castings part Heat treatment:Annealing/Tempering/Normalizing/Solid solution.
If you need GB/T 9437 QTRSi4Mo precision casting price or if you want to find the sincere GB/T 9437 QTRSi4Mo precision casting supplier, please contact us by sending mail, calling, leaving message on our website. We will supply you the casting parts at the competitive price and shortest delivery time.
