(1) Raws li lub cim ntawm cov hlua hlau, lub cim yog: braided mesh hlau hlua - Y, tiaj hlau hlua - P, nto tiv thaiv hlau hlua - T, Xilu hlau hlua - S *, Walington hlau hlua - W * , Wallington - Xilu hlau hlua - WS*, puv hlau hlua - Fi.
(2) Raws li txoj hlua hlau hla-seem sawv cev ntawm cov cim yog: round strand - V, ca strand - R, oval strand - Q.
(3) Raws li cov duab ntawm cov hlua hlau, cov cim yog: daim duab peb sab hlau hlua - V, lub voj voos xaim hlua - R, trapezoidal hlau hlua - T, oval hlau hlua - Q, semi-sealed thiab ncig collocation - H, Z - zoo li tus hlau hlua - Z.
(4) Raws li cov cim ntawm lub xeev saum npoo ntawm cov hlua hlau, lawv yog: cov hlua hlau du - NAT, qib A galvanized hlau hlua - ZAA, qib AB galvanized hlau hlua - ZAB, qib B galvanized hlau hlua - ZBB.
(5) Raws li cov cim ntawm cov hlau hlua core sawv cev txoj kev, lawv yog: hlau hlua core - IWR, hlau hlau core - IWS, ntuj los yog hluavtaws fiber core - FC, natural fiber core - NF, hluavtaws fiber core - SF.
(6) Cov cim ntawm txoj hlua hlau qhia txoj kev raws li qhov sib tw yog raws li nram no: sab laug twist - S, txoj cai twist - Z, sab laug twist nyob rau hauv tib txoj kev - SS, txoj cai twist nyob rau hauv tib txoj kev - ZZ, sab laug ntswj - SZ, txoj cai hla twist - ZS.
