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Shanghai Yaluo Precision Fastening Technology Co., Ltd.
上海亚螺精密紧固技术有限公司
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(DIN EN 27435 - 1992)
新品
material
Austenitic stainless steel
grade, rigidity
grade 8.8
Coating
polishing
A4开槽圆柱端紧钉螺钉塑性、韧性、冷变性、焊接工艺性能良好,A4高温强度好,A4高温性能稍差,但耐蚀性好于316,由于含碳量低且含有2%-3%的钼,提高了对还原性盐和各种无机酸和有机酸、碱、盐类的耐腐蚀性能,同时高温性强度。
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GB /T 75 - 2018
GB 75 - 1985