Strain Triangle Yoke Plates ni hpe madung hku nna ntsa kaw na nsen shapoi ai lam ni hta lang ai rai nna, madung hku nna gaw insulator string law law hte conductor ni a lapran na n-gun hpe shinggyin la na, garan gachyan na, htawt sit na matu galaw ai. Kaja wa bungli galaw ai shaloi, yoke plate gaw matut manoi conductor tension, nbung-a majaw byin pru wa ai n-gun, icing loads, temperature stress, nbung laru, nbung kaw na byin pru wa ai n-gun amyu myu, sau htu ai lam, bungli galaw ai shara ni a n san seng ai lam ni hpe hkam sharang lu ai. Shi a npawt nhpang n-gun, jak rung n-gun, n-gun n-gun n-gun ni gaw, n-gun dat dat ai lam ting a shim lum ai bungli madang hpe hkrak dawdan ya nga ai. Ndai atsam marai ni a npawt nhpang hte ra kadawn ai lam gaw, galaw shapraw ai aten hta hpaji masa hku nna arung arai ni hpe lata la ai lam hta rai nga ai.
Material lata ai lam gaw, n-gang langai hpe lata ai lam sha n rai, voltage rating, design tension, bungli galaw ai makau grup yin, galaw shapraw ai hpaji masa, n-gun n-gun hpe makawp maga ra ai lam ni, manu jahpu hpe hkang lu ai, mungdan kata hte mungkan ting na madang hte masat da ai lam ni lawm ai lam law law hpe atsawm sha myit yu nna, hkrang shapraw dawdan ai lam re. Dai arung arai ni a chemical nsam, jak rung atsam, weld galaw lu ai atsam, katsi ai shara hta bungli galaw lu ai atsam, hot-dip galvanizing hpe hkap la lu ai atsam, n-gun n rawng ai atsam, hte n-gun yawm mat ai atsam ni yawng gaw, Strain Triangle Yoke Plate a ngut sai arai a hkam kaja lam, magam bungli prat, shim lum ai lam ni hpe hkrak sha hkra machyi shangun nga ai.
Strain Triangle Yoke Plate a matu ra ai arung arai ni hpe lata ai shaloi, hkan sa ra ai madung bungli galaw ai lam masat kumla ni hpe madung hku nna lawu na lam ni kaw nna myit yu ra ai:
Hkum tsup ai n-gun kaba ai: n-gun shayawm ai n-gun hte n-gun shayawm ai n-gun lawm ai, plastic deformation (sh) n-gun n-gun n-nga ai hpe maximum design load npu hta n-gun n-nga hkra galaw ai;
Kaja ai plasticity hte ngang kang ai lam: n-gun n law ai, hkrat sum ai, n-gun n law ai shara hta brittle fracture hpe pat shingdang ya ai;
Kaja dik ai n-gun yawm ai hpe ninghkap lu ai: aten galu-nbung laru a n-gun hte galai shai ai lit ni hpe ninghkap lu ai, n-gun yawm ai n-gun yawm mat ai hpe koi lu ai;
Kaja dik ai galaw lu ai atsam: htu ai, htu ai, shinggrup ai, htu ai, dingyang galaw ai, hot-dip galvanizing, etc. ni hpe htuk manu hkra galaw lu ai atsam lawm ai;
Hkrun lam hpe ninghkap lu ai atsam: hot-dip galvanizing ra kadawn ai lam ni hpe hkan sa lu ai, zinc layer langai sha re ai, ngang kang ai n-gun rawng ai, n hkum tsup ai galvanizing, n-gun n rawng ai, shing nrai, n-gun n rawng ai;
N-gun rawng ai tsi mawan: carbon, sulfur, phosphorus zawn re ai n kaja ai arung arai ni hpe madang masat da ai shadawn shadang kata kaw hkang zing da ai majaw, n-gun rawng ai hte n-gun rawng ai n-gun hpe hkam la lu na re.
Transmission line fittings ni hpe galaw ai hta aten galu- galaw ai lailen hpe madung tawn nna, Strain Triangle Yoke Plate a arung arai ni hpe madung hku nna garan nna, carbon n-gun n-gun n-rawng ai n-gang, n-gun n-rawng ai n-gang, nbung laru hpe hkam sharang lu ai n-gang, hte n-gun n-rawng ai n-gang
Carbon structural steel gaw ya aten hta mungdan kata hte maigan mungdan ni hta n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun (strain triangle yoke plates) a matu jai lang ai hte madung rai nga ai. Shi gaw manu n law ai, kaja ai jak hte galaw lu ai, ngang grin ai welding galaw lu ai, galvanizing galaw na matu ngang kang ai hku htuk manu ai zawn re ai akyu ni hpe gumrawng nga ai. Carbon n-gun gaw n-gun n law ai, madung hku nna 0.20% hta n-pu (sh) maren sha rai nna, plasticity, ngang kang ai, weldable hpe hkam la lu ai. Sulfur hte phosphorus zawn re ai n kaja ai awu asin ni hpe grai sadi maja let hkang zing da ai majaw, arung arai ni hpe san seng hkra galaw ai. Dai hta manu dan ai alloying elements n lawm ai majaw, grai manu dan ai-akyu rawng ai lam hpe jaw ya ai. Tensile n-gun gaw 370–500 MPa, yield n-gun gaw 235 MPa hte 345 MPa, daw mat ai hpang galu kaba wa ai gaw 21% hta grau kaba ai (sh) maren sha rai nna, hkrat sum ai n-gun gaw nta kata na nbung katsi ai hkrat sum ai lam a matu ra kadawn ai lam ni hpe hkan sa ai.
Low-alloy high-n-gun ja ai structural steel: Carbon n-gun n law ai n-gang hpe madung tawn nna, n-gun n law ai n-gang (Mn, Si, Nb, V, Ti, etc.) ni hpe jat bang ai shaloi, n-gun hpe grai shatsaw ya ai sha n-ga, plasticity kaja, ngang kang ai lam, galaw mai ai lam ni hpe mung n-gun jaw ya lu ai. Carbon n law ai gaw weldability hte ngang kang ai lam hpe madi shadaw ya ai; trace alloying elements ni hpe jat bang ai gaw, mam hpe jasan jaseng ya nna, n-gun ja ai lam hte n-gun n law ai-n-gun ja ai lam hpe jat ya ai; stricter sulphur hte phosphorus hpe hkang ai gaw, n-gun yawm ai hte daw garan ai lam hpe ninghkap lu ai atsam hpe jat ya ai majaw, n-gun kaba ai-, n-gun n law ai npawt nhpang hkrang shapraw ai lam ni a matu htuk manu ai. 355MPa–460MPa n-gun, 470MPa–650MPa n-gun, hte grai kaja ai n-gun n law ai -hpyen n-gun hpe hkam sharang lu ai, -20℃kaw nna -40℃du hkra na grup yin ni hta jai lang na matu htuk manu ai.
Weathering structural steel: Cu, P, Cr, Ni zawn re ai n-gun ni hpe jat bang ai hku nna, nbung hta n-gun ja ai hte ngang grin ai makawp maga ai n-gun n-gun hpe grai shayawm ya lu ai. Grau nna, panglai hkin-gau ntsa hka lim ai, bungli galaw ai shara ni hta n san seng ai, hka lim ai, acid marang htu ai zawn re ai n hkru n kaja ai makau grup yin ni hta grau nna htuk manu ai. Dai hta n-gun n rawng ai magri, chromium, nickel, phosphorus zawn re ai n-gun rawng ai arung arai ni lawm ai majaw, n-gun n rawng ai passivation film gaw ntsa kaw lawan ladan byin wa lu nna, n-gun n rawng ai hpe kata de n shang hkra pat shingdang ya lu ai. Shi a carbon n law ai majaw, welding hte galvanizing galaw ai hta htuk manu hkra galaw ya ai. Madung hku nna panglai hkin-gau, zunlawng ni, sau htu ai shara ni, tsi mawan galaw ai shara ni, hpaga lam galaw ai shara ni, sulfide-n san seng ai shara ni a matu htuk manu ai.
Hpa majaw nga yang, n-gun ja ai n-gang n-gang: Strain Triangle Yoke Plate hpe grau-galu ai span (sh) super-n-gun ja ai n-gang line ni hta lang ai rai yang, n-gun ja ai n-gang n-gang hpe lata ra ai. Cr, Mo, Mn zawn re ai alloying elements ni lawm nna, grai tsaw ai hkum tsup ai jak rung atsam ni nga ai, kaja ai hku ngang kang ai, hte top-madang n-gun, ngang kang ai, n-gun yawm ai lam ni hpe galaw lu ai.
