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By certification 
The pre-drilling system was controlled by computer, which can guarantee the all the sizes of holes can be very exact.
Our steel purlins are roll-formed by Hi-Tensile Galvanised steel strips, and it consists of Z purlin and C purlin.
The pre-drilling system was controlled by computer, which can guarantee the all the sizes of holes can be very exact. Cross sectional shapes of C purlin are reasonable and economical , reasonable design greatly decrease the roof weight of buildings and the cost of steel.
Also, the standard range to suit your individual requirements.
Advantage:
1. Light weight and high strength
2. Anti-corrosion
3. Good durability
4. Water and fire proof
5. Cost-effective
6. Repeated use
Our steel purlins are roll-formed by Hi-Tensile Galvanised steel strips, and it consists of Z purlin and C purlin.
The pre-drilling system was controlled by computer, which can guarantee the all the sizes of holes can be very exact. Cross sectional shapes of C purlin are reasonable and economical , reasonable design greatly decrease the roof weight of buildings and the cost of steel.
Also, the standard range to suit your individual requirements.
Advantage:
1. Light weight and high strength
2. Anti-corrosion
3. Good durability
4. Water and fire proof
5. Cost-effective
6. Repeated use
