Ϊҳ վͼ ղ
  վҳ ҵ ֹܲƷ ֹ ֹ֪ʶ ֹչʾ ϵ  
     Ӧð
     Ʒб
Ͻ 15CrMo/12Gr1MoV
ֹ 304/304L/316/321
ѹ¯ 10#/20#
ѹ¯ 20G/15CrMoG
16Mn޷ֹ Q345B/Q345C
Һѹ֧ 45#/27SiMn
ù 410/420
޷ֹ 20#
ṹ޷ֹ 20#/45#/16Mn
APT-5L߹ B/X42/X52
API-5CTʯ׹ J55/K55/N80
豸޷ 20G/15CrMoG
ֹ Q235B/Q345BL245
ֱ캸 Q235B/Q345B/L245
ع Q235B/Q345B/20#/45#
͸ֹ 20#/45#
޷ֹ
     
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人
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     钢管行情
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ӣ޷ֹ | Ǧ | пϽ | ijǸֹܳ | 316Lֹ | 321ֹ | Q235B | Q345B | Ǧ | ҽǦ
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