红栓弓形卸扣达到联邦规范RR-C-271D IVA 型号 A 级 2 类的性能要求

Screw pin anchor shackles meet the performance requirements of Federal Specification RR-C-271D Type IVA, Grade A, Class 2, except for those provisions required of the contractor. For additional information, see 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极限，不掉。

• 热浸镀锌或天然色。

• 额定疲劳强度。

• 可针对指定标准（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焦耳的抗冲击性能要求。

• 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、抗冲击性能以及材料追踪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 tons.

• Forged - Quenched and Tempered, with alloy pins.

• Working Load Limit permanently shown on every shackle.

• Hot Dip galvanized or Self Colored.

• Fatigue rated.

• Shackles 25t and larger are RFID EQUIPPED.

• Shackles can be furnished proof tested with certificates to designated standards, such as ABS,DNV, Lloyds, or 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 products meet or exceed all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, Crosby products meet 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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