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手機：18930105661

產品型號：10B18、10B21、10B28、10B30、10B33、10B38

產品規格：φ5.5～42mm

執行標準： Q/XG 137

使用范圍：適用于生產8.8～12.9級各種型號緊固件

應用領域：普通零部件緊固件用鋼普通緊固件高強度緊固件建筑用緊固件用鋼

產品介紹：10B21、10B28、10B30、10B33和10B38主要用于生產8.8～12.9級標準件，產品具有成分穩定、有害元素低、鋼質純凈度高、脫碳層小，表面缺陷少、冷鐓開裂率低、盤條原始硬度低、經熱處理后強度高、淬透性好等優點，極具推廣價值。 10B21獲得2008年度冶金產品實物質量金杯獎。 10B21、10B28和10B33經省級鑒定為國內領先水平。 10B21產品銷往華東、華南眾多知名外資和內資標準件生產企業，并廣泛應用于汽車標準件的生產，用戶反映良好。

Products Grade: 10B18,10B21,10B28,10B30,10B33,10B38

Specifications: φ5.5～42mm

Applied Standard: Q/XG 137

Characteristics: The products are mainly used to produce fasteners of class 8.8 ~ 12.9.

Applications: Common partsFastener steelCommon fastenerHigh strength fastenerconstruction fastener steel

Use of Products: 10B21,10B28,10B30,10B33 and 10B38 are mainly used to produce fasteners of class 8.8 ~12.9, It has of uniform-chemical composition, low percentage of harmful elements, high purity, slight decarburization, good surface quality, good cold heading performance, low rigidity. They also has characteristics of high intensity and good hardenability after heat treatment. 10B21 gains the gold-cup of the metallurgical product actual quality in 2008. The three steels were identified the lead level of China. 10B21 has been sold the enterprises of the east and the south of China that product the standard parts. And the steel is widely used to product fastener for auto. They have a good reflection.

電話：021-57624322

手機：18930105661