China Casting Steel Bolster for Freight Bogie

1 Features
1) Bolster is the main loading component of bogie, it includes four interfaces, bolster pocket, center plate, side bearer installation pad and brake lever installation holes.
2) based on your wedge, we design the matched bolster pocket.
3) Your body center plate size determines bogie center plate.
4) It is consided to install clearance and elastic side bearers in design.
5) We design the brake lever installatiion holes to meet the installation of different brake device, lever brake and TMX.
6) Main specifications in design and manufacturing process are as follows:
AAR M-201Castings, Steel Specification
AAR M-202Truck Bolsters, Cast or Structural-Design and Testing Specification
AAR M-210Side frame and Bolsters, AAR Approval-Purchase and Acceptance Specification
TB/T 1335 Railway Vehicles - Strength Design and Testing Specification
TB/T 1959 Static Load and Fatigue Testing of Bolsters and Side frames of Railway Freight Car
TB/T 3012 Specification of Cast Steel Bolsters and Side frames for Railway Freight Car
TB/T 3105 Nondestructive Testing of Cast Steel Bolsters and Side frames for Railway Freight Car
2 Parameters

Product nameblosterMaterialAAR M-201 B/B+/CColorBlackaxle load20 tDistance between journal centers (A)1600 mmDistance between side bearers (B)1080 mmDiameter of bogie center plate (C)316.8 mmBolster pocket spacing (D)224 mm