标 准 编 号：BS 1506-1990简体中文标题：保压螺栓连接件用碳素钢、低合金钢和不锈钢棒材和坯料规范繁体中文标题：保压螺栓连接件用碳素钢、低合金钢和不锈钢棒材和坯料规范English Name：Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications...