美式红栓D 形卸扣

红栓 D 形卸扣达到联邦规范RR-C-271D IVB 型号*2 类的性能要求（订约方要求的供货除外）。

Screw pin chain shackle*eet the performance requirements of Federal Specification RR-C-271D, Type IVB, Grade A, Class 2, except for those provisi* required of the co*actor. For additional informati*ee page 391.

• 承重能力为 1/3 至 55 公吨。

• 锻件 - 经过调质处理，配有红色合金栓。

• 每个卸扣上都显示工作负荷****限，*不掉。

• 热浸镀锌或天然色。

• 额定疲劳强度。

• 可针对*标准（如 ABS、DNV、Lloyds）对卸扣进行安全试验并提供证书或进行其他认证。如果订购时提出要求，可提供收费的安全试验和认证服务。

• 卸扣经过调质处理，可在摄氏零下 20 度的情况下达到 DNV 规定的 42焦耳的*冲击性能要求。

• 1/2t - 25t 尺寸型号符合 EN13889:2003 性能要求

• Crosby 产品达到甚至超出所有 ASME B30.26 要求，包括标识、柔韧度、设计系数、试验负荷以及温度要求。重要的是， Crosby产品达到 ASME B30.26 未涉及到的有关疲劳寿命、*冲击性能以及材料*能力在内的其他关键性能要求。

• 红栓® 是 Crosby 原厂产品的质量标志。

• Capacities 1/3 thru 55 metric t*.

• Forged - Quenched and Tempered, with alloy pins.

• Working Load Limit permanently shown on every shackle.

• Hot Dip galvanized&nbs*bsp;Self Colored.

• Fatigue rated.

• Shackles 25t and larger are RFID EQUIPPED.

• Shackles can be furnished proof tested with certificates to designated standa*, such as ABS, DNV, Lloyds,&nbs*bsp;other certification. Charges for proof testing and certification available when requested at the time of order.

• Shackles are Quenched and Tempered and can meet DNV impact requirements of 42 joules at -20 C.

• Crosby product*eet&nbs*bsp;exceed all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, Crosby product*eet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.

• Look for the Red Pin® . . . the mark of genuine Crosby quality.

• Type Approval and certification in accordance with ABS 2006 Steel Vessel Rules 1-1-17.7, and ABS Guide for Certification of Cranes.

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