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江海龙钢铁有限公司
出众的品质合理的价格让您买的舒心用着安心
OUTSTANDING QUALITY AND REASONABLE PRICE MAKE YOUR PURCHASE COMFORTABLE AND SAFE TO USE
茂名管线管的详细介绍
物有所值价格实惠
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诚实、守信、敬业、创新是我们的企业精神。以质量求生存,以信誉求发展是我们的经营方针。茂名江海龙钢铁有限公司全体员工热忱欢迎各界朋友与我们建立合作关系,我们将全力为您提供满意、放心、周到的 管线管。
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自有厂家多年茂名管线管经验质量值得信赖
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品质源于细节
茂名管线管品质优良贴心服务用质量打造市场口碑
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规格种类多样茂名管线管可根据需求定制
![](http://cdn.44983.com/aimask/detailsimg/d10-4.jpg)
![厚壁锅炉钢管报价](http://2024aiimg.ag03.com//ypm_soft/2939/2745/202401270938334582.jpg)
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锅炉管尺寸公差
标准 | 外径 | 壁厚 | 壁厚允许偏差 |
DIN17175 | ≤130 | S≤2·Sn | +15%,-10% |
2·Sn | +12.5%,-10% | ||
S>4·Sn | ±9% | ||
>130 | S≤0.05da | +15%,-10% | |
0.05da | ±12.5% | ||
S>0.11da | ±10% | ||
GB3087 | -- | 3-20 | +12.5%,-12.5% |
>20 | ±10% | ||
ASME SA450 | -- | 2.4-3.8 | +35%,-0% |
>3.8-4.6 | +35%,-0% | ||
>4.6 | +23%,-0% | ||
ASME SA530 | -- | -- | ±12.5% |
![厚壁锅炉钢管报价](http://2024aiimg.ag03.com//ypm_soft/2939/2745/202401270938281774.jpg)
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