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GB/T 18457-2015 制造医疗器械用不锈钢针管 现行 发布日期 :  2015-12-10 实施日期 :  2017-01-01

本标准规定了公制规格0.2 mm~3.4 mm的正常壁、薄壁和0.6 mm~2.1 mm的超薄壁管的尺寸、表面及力学特性。本标准适用于对人体皮内、皮下、肌肉和静脉的注射针针管和其他医疗器械用硬直不锈钢针管(下称针管)。本标准不适用于易弯式不锈钢针管,因其力学性能不同于本标准规定的硬直不锈钢针管,但鼓励易弯式针管的制造方和购买方选用本标准中的规定尺寸。

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GB 18457-2001 制造医疗器械用不锈钢针管 被代替 发布日期 :  2001-09-18 实施日期 :  2002-02-01

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This standard specifies the hygienic requirements for unsaturated polyester resin and food containers made from unsaturated polyester resin and glass fibre reinforced plastics used as packaging materials (hereinafter referred to as glass fibre reinforced containers).
This standard is applicable to liquid unsaturated polyester resin made from polyester and styrene.Polyester is produced from polyol,unsaturated dicarboxylic acid anhydrides and saturated dicarboxylic acid anhydrides,etc. as main raw material and adding the styrene . It is also applicable to the glass fibre reinforced containers made from above mentioned resin plus methyl ethyl ketone peroxide as initiator,cobalt naphthenate as catalyst and glass fibre as reinforced material,which can be used for containing meat,vegetables,aquatic products,beverage,wines and other foods.

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