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At present, our company’s yearly output is: forΦ57-377 hot rolled seamless steel pipe: 200,000 tons; for Φ377-630 heat expanded seamless steel pipe: 60,000 tons. We carry out the standards of SY/T5037, GB/T9711, GB/T8163, API5L and APT5CT. Our product is widely applicable to long distance pipeline for transportation with power of petroleum, natural gas, coal gas and water. As well as industries of petrol-chemical enterprise craft pipe network, city central heating projects, gas-pipe network and others.
MISS HONG JIE ZHAO
MSN:zhaohongjie168@
EMAIL:cztygdyxgs@