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cold-drawing and cold-rolling seamless steel tube
Model: seamless steel tube
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Description:We can produce many kinds of seamless steel tubes with good surface,good precision and with all kinds of heat treatment deliverycondition
Size:20
Steel grades:10,20,35,45,St35,St45,St52
Standards carried out:
GB/T 3639 Cold drawn(roll) precision seamless steel tube
DIN 2391 Precision steel tube with speacial size
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