JBT56102.2-1999碳钢焊条、低合金钢焊条、不锈钢焊条产品质量分等第2部分：低合金钢焊条产品质量分等.pdf

《JBT56102.2-1999碳钢焊条、低合金钢焊条、不锈钢焊条产品质量分等第2部分：低合金钢焊条产品质量分等.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、J33JB/T56102.2－1999碳钢焊条、低合金钢焊条、不锈钢焊条产品质量分等第2部分：低合金钢焊条产品质量分等（内部使用）1999-12-30发布2000-06-01实施国家机械工业局发布JB/T56102.2－1999目次前言1范围·······························································································································································

2、·····················································12引用标准·········································································································································································································13技术要求··············

3、···························································································································································································14抽样·························································································

4、·························································································································115试验方法························································································································································

5、···············································116检验规则·······································································································································································································16IJB/T56102.2－1999前言本标准是根据

6、GB/T5118—1995《低合金钢焊条》，对JB/T56102—94《碳钢焊条、低合金钢焊条、不锈钢焊条产品质量分等》中低合金钢焊条部分进行的修订。本标准与JB/T56102—94中低合金钢焊条部分相比，主要技术内容改变如下：——对再引弧间隔时间进行了调整；——取消了工艺性能中发尘量项目。本标准是JB/T56102《碳钢焊条、低合金钢焊条、不锈钢焊条产品质量分等》系列标准中的一部分，该系列标准包括以下三个部分：JB/T56102.1—1999碳钢焊条产品质量分等JB/T56102.2—1999低合金钢焊条产品质量分等JB/T56102.3—1999不锈

7、钢焊条产品质量分等本标准自实施之日起代替JB/T56102—94。本标准由全国焊接标准化技术委员会提出并归口。本标准起草单位：哈尔滨焊接研究所、天津市金桥焊材有限公司。本标准起草人：陈默、储继君、吴振祥、侯永泰。本标准于1980年首次发布，1985年第一次修订，1988年第二次修订，本次是第三次修订。II中华人民共和国机械行业标准碳钢焊条、低合金钢焊条、JB/T56102.2－1999不锈钢焊条产品质量分等第2部分：代替JB/T56102—94低合金钢焊条产品质量分等（内部使用）1范围本标准规定了低合金钢焊条产品质量等级的技术要求、抽样、试验方法及检验规

8、则等内容。本标准适用于低合金钢焊条的产品质量分等。2引用标准下列标准所包含的条文