绳索取芯地质钻杆管产品生产规格范围表
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序号
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订货牌号
|
规格范围
|
执行标准
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||
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外径
/mm
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壁厚
/mm
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经济长度
/m
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|||
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1
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26CrMo4
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42～127
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3.5～12
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6～12.2
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GB/T 9808或技术协议
|
|
114.3～127
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3.8～22
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6～12.2
|
|||
生产产品：
Phone: +86 13969500893, +86 13969509893 Email: 9226006@qq.com
Address:No. 28 Wuyi Mountain Road, Development Zone, Liaocheng City, Shandong Province
Guangzhou Branch:7/F, Minsheng Building, No. 217 Sanyuanli Boulevard, Yuexiu District, Guangzhou City