High Quality Cast Iron Insert Shoulder

• Customization: Available
• Certification: AREMA, BS, ASTM, UIC
• Type: Track Train
• Model NO.: DIN
• Material: Qt400-15(Ggg40), Qt450-10(Ggg45), Qt500-7 (Ggg50)
• Surface Coating: Plain Oiled, Oxygen Black, Zinc Plated, Hot DIP Ga
• Standard Type: GB/T 1222, DIN 17221
• MOQ: 5000 Piece/Pieces
• Supply Ability: 1000 Ton/Tons Per Month
• Delivery: Within 20 Working Days
• Transport Package: Woven Bag and Wood Pallet
• Specification: SGS
• Trademark: ZBRF
• Origin: China
• HS Code: 7307110000
• Production Capacity: 600t/Month

Product Description

High Quality Cast Iron Insert Shoulder
Iron  rail shoulder material technical parameter

Material	Tensile Strength(Mpa)	Yield Strength(Mpa)	Elongation(%)
QT400-15(GGG40)	400	250	15
QT450-10(GGG45)	450	310	10
QT500-7 (GGG50)	500	320	7

We supply cast shoulders according to customers' requirements, It is used in railway fastening.

We also manufacture according to drawings or samples from customers. Additonally, we supply all kinds of railway materials like e clips, insulators, plastic or HDPE dowels, joint bars, gauge studs, and other fastening products for raway like bolts and screw spikes.
Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.

Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.

Our products are mainly made through hot forging.

The threads of rail screw spikes are made by hot rolling with special threading machines.

We produce metric threads, BS, BSW, TR thread, or round threads.