The minimum wall required by these calculations may be used as the acceptance criteria for bends.
这些计算的最小必需的壁厚可能被使用作为认可的弯头标准。
Therefore, a minimum wall thickness can be established by experience for various shapes, materials, and process combinations.
因此，对各种形状，材料和工艺组合能通过经验来确定最小壁厚。
Thread dimensional specifications, minimum wall thickness and burst pressure, material classification, and requirements for marking identification were stipulated.
螺纹尺寸规格说明，最小壁厚和爆裂压力，材料分类，以及规定的标记标识的要求等。
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